If the coefficient of correlation is 0.80, the percentage of the variation in y that is explained by the variation in x is: $\begin{array}{|l|l|}
\hline\text { A. } & 80 \% \
\hline \text { B. } & 0.64 \% \
\hline \text { C. } & -80 \% \
\hline \text { D. } & 64 \% \
\hline
\end{array}$

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The Answer of If the coefficient of correlation is 0.80, the percentage of the variation in y that is explained by the variation in x is: $\begin{array}{|l|l|}
\hline\text { A. } & 80 \% \
\hline \text { B. } & 0.64 \% \
\hline \text { C. } & -80 \% \
\hline \text { D. } & 64 \% \
\hline
\end{array}$

If the Coefficient of Correlation Is 0